Commitments and Contingencies (Details) ft² in Thousands, $ in Millions			3 Months Ended
	Jul. 01, 2016 ft²	Jan. 16, 2015 USD ($) ft²	Jun. 30, 2016 ft²
Schedule Of Operating Leases Square Footage [Line Items]
Lease square footage		222
Annual rent expense | $		$ 2.9
Scenario, Forecast [Member]
Schedule Of Operating Leases Square Footage [Line Items]
Lease square footage	55		167